HARRODSBURG, a city of Kentucky, U.S.A., 74m. S.E. of Louisville, on the Southern railway; the county seat of Mercer county. The population was 3,765 in 1920; 4,029 in 193o. There are sulphur springs here, and the city has been a health and sum mer resort since early in the 19th century. It is the trade centre for a rich region, producing especially fine trotting horses, white burley tobacco and poultry. Electric power is supplied from the Dix Dam hydro-electric plant. Harrodsburg is the oldest per manent settlement in the State, founded on June 16, 1774, by James Harrod. Daniel Boone helped in laying out the site, and from Ft. Harrod George Rogers Clark planned the conquest of the north-west. The city was chartered in 1875.